Having a care in good conditions appears to be a vital prerequisite for almost everyone, as we are all dependent upon our automobiles, it doesn’t matter if it is to get for you to work or for personal reasons. So when we come across something different about our saab 9 3, we rationally tend to ask ourselves questions. If, in your case, it’s your engine that rattles when hot on your saab 9 3, you’ve come to the right place. We understand that this is a repeating issue and so we have chose to produce a dedicated content page to help you deal with it. To accomplish this, first we will take a look at the concerns in connection with hydraulic tappets and valves, then at combustion concerns, and to finish at the engine rattling when hot because of problems in connection with the lower engine.
Engine rattling when hot on my saab 9 3 because of the hydraulic tappets
If you hear the engine hot rattles on your saab 9 3, and this noise is located at the top of the engine, it means that it comes from your cylinder head and its accompanying elements. There are two possible triggers of an hot engine rattling on a saab 9 3. Either the hydraulic tappets, generally it is because of their faulty “hydraulic catch-up” system that you will hear these clicking noises, often when hot and not when cold. Otherwise, it is the play of your rocker arms or their state of wear that is responsible. In this instance, reflect on swapping them.
The engine of my saab 9 3 is doing some rattling noise when hot because of combustion problem
Second option, if you have the feeling that the hot engine rattling is in connection with the combustion of your engine, there are three possible triggers of this one. It may be that your timing is out of sync and that it does not manage the synchronization of the different elements of the engine to promote good combustion. And to conclude, the most traditional trigger comes from your injectors, which are either clogged or damaged. Don’t hesitate to go to your repair shop so that he can examine the part that seems to be at the origin of your engine’s hot clicking on your saab 9 3.
Engine of my saab 9 3 rattling cause of problem in the lower part of the engine
To conclude, if you have identified the area of origin of your engine that hot rattles on your saab 9 3 that comes from your lower engine, it may be that your connecting rods or piston pins are the origin. In both situations, the risk in the long run is engine breakage. These two repairs are particularly complex and most mechanics will advise you to replace the engine of your saab 9 3. In any case, don’t wait when you spot such a issue, it will enable you to foresee an upcoming big repair or at best find a cheaper solution, rather than find yourself faced with a failure with the origin of your engine rattling when hot and the end end result being your engine giving out on you when you come home from work. Don’t hesitate to take a look at our catalogue of items on your car that can help you resolve other concerns or learn more about your saab 9 3.
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